直接在当前窗体添加代码

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//esc退出窗体
 protected override bool ProcessCmdKey(ref System.Windows.Forms.Message msg , System.Windows.Forms.Keys keyData) //激活回车键
 {
  int WM_KEYDOWN=256;       
  int WM_SYSKEYDOWN = 260;

  if(msg.Msg == WM_KEYDOWN | msg.Msg == WM_SYSKEYDOWN)
  {
   switch(keyData)
   {
    case Keys.Escape:
     this.Close();//csc关闭窗体
     break;   
   }  
   
  }
  return false;
 }

相关链接

  1. c#中快捷键的设置(esc退出窗体)
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